<?php

header('Context-Type:text/html;charset:gb2312;');

$urls = array(
	'http://www.baidu.com/',
	'http://www.pconline.com.cn/',
	'http://www.163.com/'
);

$options = array(
	CURLOPT_RETURNTRANSFER=>1,
	CURLOPT_FOLLOWLOCATION=>1,	
	CURLOPT_HEADER => false,	
	CURLOPT_HTTPHEADER => array(
		'Accept'=>'	text/html, application/xhtml+xml,',
		'Accept-Encoding'=>'	gzip, deflate',
		'Accept-Language'=>'	zh-CN',
		'Connection'=>'	Keep-Alive',	
		'User-Agent'=>'	Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)',
	),
);

function curlMultiRequest($urls,$options=array()){
	$ch = array();
	$results = array();
	$mh = curl_multi_init();
	foreach($urls as $key=>$val){
		$ch[$key] = curl_init();
		if($options){
			curl_setopt_array($ch[$key],$options);
		}		
		curl_setopt($ch[$key],CURLOPT_URL,$val);
		curl_multi_add_handle($mh,$ch[$key]);
	}
		
	$running = null;
	do{
		curl_multi_exec($mh,$running);
	}while($running>0);	
	
	foreach($ch as $key=>$val){
		//$results[$key] = iconv('gb2312','utf-8',curl_multi_getcontent($val));
		$results[$key] = curl_multi_getcontent($val);
		curl_multi_remove_handle($mh,$val);
		curl_close($val);
	}	
	curl_multi_close($mh);	
	return $results;
}


$results = curlMultiRequest($urls,$options);

print_r($results);

?>